// ==UserScript==
// @name         ✅超星学习通网课助手✅承诺可永久免费使用✅AI搜题全网聚合题库✅视频音频文档挂机，任务点自动切换✅章节测试可自动搜题，自动保存，自动提交✅试题还原解密，可一键复制
// @namespace    Muketool
// @version      2.0.2
// @description  【🥇操作简单】超星尔雅MOOC自动挂机，无需配置安装即可使用。【🔊功能齐全】支持视频、音频、文档、图书自动完成；章节测验自动答题、自动提交，支持自动切换任务点、挂机阅读时长、自动登录等。【📔独家题库】独家丰富试题库，精准识别，答案全对。【✨功能扩展】解除各类功能限制，解除字体加密，支持下载视频、pdf文档，开放自定义参数
// @author       Muketool
// @match        *://*.chaoxing.com/*
// @connect      api.muketool.com
// @connect      api2.muketool.com
// @run-at       document-end
// @grant        unsafeWindow
// @grant        GM_addStyle
// @grant        GM_getResourceText
// @grant        GM_xmlhttpRequest
// @grant        GM_setClipboard
// @grant        GM_getResourceURL
// @require      https://lf26-cdn-tos.bytecdntp.com/cdn/expire-1-M/jquery/3.6.0/jquery.min.js
// @require      https://cdn.jsdelivr.net/gh/photopea/Typr.js@15aa12ffa6cf39e8788562ea4af65b42317375fb/src/Typr.min.js
// @require      https://cdn.jsdelivr.net/gh/photopea/Typr.js@f4fcdeb8014edc75ab7296bd85ac9cde8cb30489/src/Typr.U.min.js
// @resource     CxSecretsFont https://static2.muketool.com/scripts/cx/fonts/cxsecret.json
// @resource     Layui https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/layui/2.6.8/css/layui.css
// @resource     LayuiIconFont-woff2 https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/layui/2.6.8/font/iconfont.woff2
// @resource     LayuiIconFont-woff https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/layui/2.6.8/font/iconfont.woff
// @resource     LayuiIconFont-ttf https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/layui/2.6.8/font/iconfont.ttf
// @license      MIT
// @original-script https://greasyfork.org/scripts/369625
// @original-author wyn665817
// @original-license MIT
// @icon         https://static2.muketool.com/web/icon.png
// @downloadURL none
// ==/UserScript==
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
// 设置修改后，需要刷新或重新打开网课页面才会生效(0关闭，1开启)，修改的时候不要删掉末尾的,号，否则会报错
///////////////////////////////////////////////////////////////////////////////////////////////////////////////
var setting = {
        // 选择要使用的题库。默认为http://api.muketool.com，速度更快，可以自行修改为http://api2.muketool.com，速度略慢些但更稳定
        tiku: 'http://api.muketool.com',
        // 默认响应速度为8秒，不建议小于3秒，否则高峰期可能出现答题失败的情况。5E3 == 5000，科学记数法，表示毫秒数
        time: 8E3,
        // 复习模式，完整挂机视频(音频)时长，支持挂机任务点已完成的视频和音频
        review: 0,
        // 队列模式，开启后任务点逐一完成，关闭则单页面所有任务点同时进行
        queue: 1,
        // 视频支持后台、切换窗口不暂停，支持多视频
        video: 1,
        // 自动答题功能(章节测验)，作业需要手动开启查询，高准确率
        work: 1,
        // 音频自动播放，与视频功能共享vol和rate参数
        audio: 1,
        // 图书阅读任务点，非课程阅读任务点
        book: 1,
        // 文档阅读任务点，PPT类任务点自动完成阅读任务
        docs: 1,
        // 自动切换标签、章节、课程(需要配置course参数)
        jump: 1,
        // 挂机课程阅读时间，单位分钟
        read: '10',
        // 显示课程进度的统计数据，在学习进度页面的上方展示
        total: 1,
        ////////////////////////////////////////////////////////////////////
        // 仅开启video(audio)时，修改此处才会生效
        ////////////////////////////////////////////////////////////////////
        // 视频播放的默认资源线路
        line: '公网1',
        // 视频播放的默认清晰度
        http: '标清',
        // 默认音量的百分数，设定范围：[0,100]，'0'为静音
        vol: '0',
        // 倍速已经失效，建议一倍速看，多倍速会异常提示
        rate: '0',
        // 答题完成后自动保存，默认开启， 仅开启work时，修改此处才会生效
        auto_save: 1,
        // 答题完成后自动提交，默认关闭， 仅开启work时，修改此处才会生效
        auto_submit: 0,
        // 无匹配答案时执行默认操作，关闭后若题目无匹配答案则会暂时保存已作答的题目
        none: 0,
        // 富文本编辑器高度自动拉伸，用于文本类题目，答题框根据内容自动调整大小
        scale: 1,
        // 当前课程完成后自动切换课程，仅支持按照根目录课程顺序切换，默认关闭
        course: 1,
        // 跳过未开放(图标是锁)的章节，即闯关模式或定时发放的任务点，默认开启
        lock: 1,
        // 搜索历史记录
        search_history: 1,
        script: 'cx',
        script_version: '2.0.1',
    },
    _self = unsafeWindow,
    url = location.pathname,
    top = _self;
if (url != '/studyApp/studying' && top != _self.top) document.domain = location.host.replace(/.+?\./, '');
try {
    while (top != _self.top) {
        top = top.parent.document ? top.parent : _self.top;
        if (top.location.pathname == '/mycourse/studentstudy') break;
    }
} catch (err) {
    top = _self;
}
GM_addStyle(`
@import url(${GM_getResourceURL('Layui')});
`);
GM_addStyle(`
@font-face {
    font-family: 'layui-icon';
    src: url(${GM_getResourceURL('LayuiIconFont-woff2')}) format('woff2'),
         url(${GM_getResourceURL('LayuiIconFont-woff')}.woff) format('woff'),
         url(${GM_getResourceURL('LayuiIconFont-ttf')}) format('truetype');
    font-weight: normal;
    font-style: normal;
}
${GM_getResourceText('Layui')}
`);
var $ = _self.jQuery || top.jQuery,
    parent = _self == top ? self : _self.parent,
    Ext = _self.Ext || parent.Ext || {},
    UE = _self.UE,
    vjs = _self.videojs;
$('.Header').find('a:contains(回到旧版)')[0] ? $('.Header').find('a:contains(回到旧版)')[0].click() : '';
if (location.href.indexOf('mooc2=1') != -1) {
    location.href = location.href.replace('mooc2=1', 'mooc2=0');
}
String.prototype.toCDB = function () {
    return this.replace(/\s/g, '').replace(/[\uff01-\uff5e]/g, function (str) {
        return String.fromCharCode(str.charCodeAt(0) - 65248);
    }).replace(/[“”]/g, '"').replace(/[‘’]/g, "'").replace(/。/g, '.');
};
_self.alert = console.log;
setting.normal = '';
setting.job = [':not(*)'];
setting.video && setting.job.push('iframe[src*="/video/index.html"]');
setting.work && setting.job.push('iframe[src*="/work/index.html"]');
setting.audio && setting.job.push('iframe[src*="/audio/index.html"]');
setting.book && setting.job.push('iframe[src*="/innerbook/index.html"]');
setting.docs && setting.job.push('iframe[src*="/ppt/index.html"]', 'iframe[src*="/pdf/index.html"]');
if (url == '/mycourse/studentstudy') {
    showMtDashboard();
    switchToNormal();
    _self.checkMobileBrowerLearn = $.noop;
    var classId = location.search.match(/cla[zs]{2}id=(\d+)/i)[1] || 0,
        courseId = _self.courseId || location.search.match(/courseId=(\d+)/i)[1] || 0;
    !setting.jump || setting.lock || $('#coursetree').on('click', '[onclick*=void], [href*=void]', function () {
        _self.getTeacherAjax(courseId, classId, $(this).parent().attr('id').slice(3));
    });
} else if (url == '/ananas/modules/video/index.html' && setting.video) {
    switchToNormal();
    if (setting.review) _self.greenligth = Ext.emptyFn;
    passVideo()
} else if (url == '/work/doHomeWorkNew' || url == '/api/work' || url == '/work/addStudentWorkNewWeb') {
    top.courseId = location.search.match(/courseId=(\d+)/i)[1];
    if (!UE) {
        var len = ($ || Ext.query || Array)('font:contains(未登录)', document).length;
        setTimeout(len == 1 ? top.location.reload : parent.greenligth, setting.time);
    } else if (setting.work) {
        setTimeout(relieveLimit, 0);
        beforeFind();
    }
} else if (url == '/ananas/modules/innerbook/index.html' && setting.book) {
    setTimeout(function () {
        if (getTip()) _self.setting ? _self.top.onchangepage(_self.getFrameAttr('end')) : _self.greenligth();
    }, setting.time);
} else if (url.match(/^\/ananas\/modules\/(ppt|pdf)\/index\.html$/) && setting.docs) {
    setTimeout(function () {
        if (getTip()) _self.setting ? _self.finishJob() : _self.greenligth();
    }, setting.time);
    frameElement.setAttribute('download', 1);
    if (_self.downloadNum == '') _self.downloadNum = '1';
} else if (url == '/knowledge/cards') {
    $ && checkToNext();
} else if (url.match(/^\/(course|zt)\/\d+\.html$/)) {
    setTimeout(function () {
        +setting.read && _self.sendLogs && $('.course_section:eq(0) .chapterText').click();
    }, setting.time);
} else if (url == '/ztnodedetailcontroller/visitnodedetail') {
    setting.read *= 60 / $('.course_section').length;
    setting.read && _self.sendLogs && autoRead();
} else if (url == '/mycourse/studentcourse') {
    var gv = location.search.match(/d=\d+&/g);
    setting.total && $('<a>', {
        href: '/moocAnalysis/chapterStatisticByUser?classI' + gv[1] + 'courseI' + gv[0] + 'userId=' + _self.getCookie('_uid') + '&ut=s',
        target: '_blank',
        title: '点击查看章节统计',
        style: 'margin: 0 25px;',
        html: '本课程共' + $('.icon').length + '节，剩余' + $('em:not(.openlock)').length + '节未完成'
    }).appendTo('.zt_logo').parent().width('auto');
} else if (location.hostname == 'i.mooc.chaoxing.com') {} else if (url == '/work/selectWorkQuestionYiPiYue') {
    submitAnswer(getIframe().parent(), $.extend(true, [], parent._data));
} else if (url == '/exam-ans/exam/test') {};

function decryptText() {
    var $tip = $('style:contains(font-cxsecret)');
    if (!$tip.length) return;
    var font = $tip.text().match(/base64,([\w\W]+?)'/)[1];
    font = Typr.parse(base64ToUint8Array(font))[0];
    var CxSecretsFont = JSON.parse(GM_getResourceText('CxSecretsFont'));
    var match = {};
    for (var i = 19968; i < 40870; i++) {
        $tip = Typr.U.codeToGlyph(font, i);
        if (!$tip) continue;
        $tip = Typr.U.glyphToPath(font, $tip);
        $tip = $.md5(JSON.stringify($tip)).slice(24);
        match[i] = CxSecretsFont[$tip];
    }
    $('.font-cxsecret').html(function (index, html) {
        $.each(match, function (key, value) {
            key = String.fromCharCode(key);
            key = new RegExp(key, 'g');
            value = String.fromCharCode(value);
            html = html.replace(key, value);
        });
        return html;
    }).removeClass('font-cxsecret');

    function base64ToUint8Array(base64) {
        var data = window.atob(base64);
        var buffer = new Uint8Array(data.length);
        for (var i = 0; i < data.length; ++i) {
            buffer[i] = data.charCodeAt(i);
        }
        return buffer;
    }
}

function time_to_sec(time) {
    let s = 0;
    let t = 1;
    for (let i = time.split(':').length - 1; i >= 0; i--) {
        s += Number(time.split(':')[i]) * t
        t *= 60
    }
    return s;
};

function getTip() {
    return top != _self && jobSort($ || Ext.query);
}

function passVideo() {
    skipQuestion();
    getTip() && setTimeout(() => {
        let vd = $('video')[0];
        if (vd) {
            vd.volume = vd.volume === 0 ? 1 : 0;
            $('.vjs-big-play-button')[0].click();
        }
    }, 2000)
}

function jobSort($) {
    var fn = $.fn ? [getIframe(1), 'length'] : [self, 'dom'],
        sel = setting.job.join(', :not(.ans-job-finished) > .ans-job-icon' + setting.normal + ' ~ ');
    if (!getIframe()[fn[1]] || getIframe().parent().is('.ans-job-finished')) return 0;
    if (!setting.queue || $(sel, fn[0].parent.document)[0] == fn[0].frameElement) return 1;
    setInterval(function () {
        $(sel, fn[0].parent.document)[0] == fn[0].frameElement && fn[0].location.reload();
    }, setting.time);
}

function getIframe(tip, win, job) {
    if (!$) return Ext.get(frameElement || []).parent().child('.ans-job-icon') || Ext.get([]);
    do {
        win = win ? win.parent : _self;
        job = $(win.frameElement).prevAll('.ans-job-icon');
    } while (!job.length && win.parent.frameElement);
    return tip ? win : job;
}

function relieveLimit() {
    if (setting.scale) _self.UEDITOR_CONFIG.scaleEnabled = false;
    $.each(UE.instants, function () {
        var key = this.key;
        this.ready(function () {
            this.destroy();
            UE.getEditor(key);
        });
    });
}

function beforeFind() {
    decryptText();
    setting.regl = parent.greenligth || $.noop;
    if ($.type(parent._data) == 'array') return setting.regl();
    switchToAnswering();
    let $mt_dashboard = _self.top.$('#mt-dashboard');
    setInterval(function () {
        if (setting.work == 1) {
            findAnswer();
        }
    }, setting.time);
    $mt_dashboard.on('click', 'td', function () {
        $(this).prev().length && GM_setClipboard($(this).text());
    });
    $mt_dashboard.on('click', 'button', function () {
        button_clicked = $(this).attr('id');
        if (button_clicked == 'mt-setting-button-1') {
            if (setting.work) {
                $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-pause"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">自动搜题已临时关闭，您可在下方重新开启</span>');
                $('#mt-setting-button-1', $mt_dashboard).html('<i class="layui-icon layui-icon-close"></i>自动答题已关闭');
            } else {
                $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-loading-1 layui-anim layui-anim-rotate layui-anim-loop"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">正在拼命搜索试题答案中......</span>');
                $('#mt-setting-button-1', $mt_dashboard).html('<i class="layui-icon layui-icon-ok"></i>自动答题已开启');
            }
            setting.work = !setting.work;
        } else if (button_clicked == 'mt-setting-button-2') {
            setting.auto_submit = !setting.auto_submit;
            setting.auto_submit ? $('#mt-setting-button-2', $mt_dashboard).html('<i class="layui-icon layui-icon-ok"></i>自动提交已开启') : $('#mt-setting-button-2', $mt_dashboard).html('<i class="layui-icon layui-icon-close"></i>自动提交已关闭');
        } else if (button_clicked == 'mt-setting-button-3') {
            location.reload();
        } else if (button_clicked == 'mt-setting-button-4') {
            setting.search_history = !setting.search_history;
            setting.search_history ? $('#mt-setting-button-4', $mt_dashboard).html('<i class="layui-icon layui-icon-down"></i>搜题记录已显示') : $('#mt-setting-button-4', $mt_dashboard).html('<i class="layui-icon layui-icon-right"></i>搜题记录已隐藏');
            setting.search_history ? $('#mt-dashboard-history', $mt_dashboard).show() : $('#mt-dashboard-history', $mt_dashboard).hide();
            setting.search_history ? $('#mt-table-tips', $mt_dashboard).html('温馨提示：点击下方表格中的文字可直接复制~~') : $('#mt-table-tips', $mt_dashboard).html('搜题历史记录已隐藏，您可在上方重新开启');
        }
    });
    setting.lose = setting.num = 0;
    setting.data = parent._data = [];
    setting.over = '<button style="margin-right: 10px;">跳过此题</button>';
    setting.curs = $('script:contains(courseName)', top.document).text().match(/courseName:'(.+?)'|$/)[1] || $('h1').text().trim() || '无';
    var tip = ({
        undefined: '任务点排队中',
        0: '等待切换中'
    })[getTip()];
    tip && $('#mt-dashboard-status', $mt_dashboard).data('html', tip).siblings('button:eq(0)').click();
    if (tip) {
        $('#mt-dashboard-status', $mt_dashboard).html(tip);
        $mt_dashboard.siblings('button:eq(0)').click();
    }
}

function findAnswer() {
    let $mt_dashboard = _self.top.$('#mt-dashboard');
    if (setting.num >= $('.TiMu').length) {
        if (setting.lose) {
            $('#mt-mt-dashboard-status', $mt_dashboard).html(`<i class="layui-icon layui-icon-about"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold; color:red; ">有【${setting.lose}】道题目的答案不完全匹配，已在搜题记录区域高亮显示</span>`)
        }
        if (!setting.lose && setting.auto_submit) {
            return setTimeout(submitThis, setting.time);
        }
        if (setting.auto_save) {
            return setTimeout(saveThis, setting.time);
        }
    }
    var $TiMu = $('.TiMu').eq(setting.num);
    var question = filterImg($TiMu.find('.Zy_TItle:eq(0) .clearfix')).replace(/^【.*?】\s*/, '').replace(/\s*（\d+\.\d+分）$/, ''),
        type = $TiMu.find('input[name^=answertype]:eq(0)').val() || '-1';
    GM_xmlhttpRequest({
        method: 'POST',
        url: setting.tiku + '/cx/v2/query',
        headers: {
            'Content-type': 'application/json'
        },
        data: JSON.stringify({
            question: question,
            type: type,
        }),
        timeout: setting.time,
        onload: function (xhr) {
            if (!setting.work) {} else if (xhr.status == 200) {
                var obj = $.parseJSON(xhr.responseText) || {};
                obj.answer = obj.data;
                if (obj.code != -1) {
                    var answer = obj.answer.replace(/&/g, '&amp;').replace(/<(?!img)/g, '&lt;');
                    obj.answer = /^http/.test(answer) ? '<img src="' + obj.answer + '">' : obj.answer;
                    $(
                        '<tr>' +
                        '<td class="layui-font-12">' + $TiMu.find('.Zy_TItle:eq(0) i').text().trim() + '</td>' +
                        '<td class="layui-font-12">' + (question.match('<img') ? question : question.replace(/&/g, '&amp;').replace(/</g, '&lt')) + '</td>' +
                        '<td class="layui-font-12">' + (/^http/.test(answer) ? obj.answer : '') + obj.answer + '</td>' +
                        '</tr>'
                    ).appendTo($mt_dashboard.find('tbody')).css('background-color', fillAnswer($TiMu.find('ul:eq(0)').find('li'), obj, type) ? '' : '#FFC107');
                    setting.num++;
                } else {
                    $(
                        '<tr>' +
                        '<td class="layui-font-12">' + $TiMu.find('.Zy_TItle:eq(0) i').text().trim() + '</td>' +
                        '<td class="layui-font-12">' + (question.match('<img') ? question : question.replace(/&/g, '&amp;').replace(/</g, '&lt')) + '</td>' +
                        '<td class="layui-font-12">' + obj.msg + '</td>' +
                        '</tr>'
                    ).appendTo($mt_dashboard.find('tbody')).css('background-color', '#FFC107');
                    setting.num++;
                }
            } else {
                $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-close-fill"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">Muketool服务器连接异常，可能是正常维护或被攻击，请稍后重试......</span>')
            }
        },
        ontimeout: function () {
            $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-close-fill"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">Muketool服务器连接异常，可能是正常维护或被攻击，请稍后重试......</span>')
        }
    });
}

function fillAnswer($li, obj, type) {
    var $input = $li.find(':radio, :checkbox'),
        str = String(obj.data).toCDB() || new Date().toString(),
        data = str.split(/#|\x01|\|/),
        opt = obj.opt || str,
        state = setting.lose;
    obj.code > 0 && $input.each(function (index) {
        if (this.value == 'true') {
            data.join().match(/(^|,)(正确|是|对|√|T|ri|right|true)(,|$)/) && this.click();
        } else if (this.value == 'false') {
            data.join().match(/(^|,)(错误|否|错|×|F|wr|wrong|false)(,|$)/) && this.click();
        } else {
            var tip = filterImg($li.eq(index).find('.after')).toCDB() || new Date().toString();
            Boolean($.inArray(tip, data) + 1 || (type == '1' && str.indexOf(tip) + 1)) == this.checked || this.click();
        }
    }).each(function () {
        if (!/^A?B?C?D?E?F?G?$/.test(opt)) return false;
        Boolean(opt.match(this.value)) == this.checked || this.click();
    });
    if (type.match(/^[013]$/)) {
        $input.is(':checked') || (setting.none ? ($input[Math.floor(Math.random() * $input.length)] || $()).click() : setting.lose++);
    } else if (type.match(/^(2|[4-9]|1[08])$/)) {
        data = String(obj.data).split(/#|\x01|\|/);
        str = $li.end().find('textarea').each(function (index) {
            index = (obj.code > 0 && data[index]) || this.value || '';
            UE.getEditor(this.name).setContent(index.trim());
        }).length;
        (obj.code == 1 && data.length == str) || setting.none || setting.lose++;
    } else {
        setting.none || setting.lose++;
    }
    return state == setting.lose;
}

function saveThis() {
    if (!setting.auto_save) return setTimeout(saveThis, setting.time);
    $('#tempsave').click();
    setting.regl();
}

function submitThis() {
    if (!setting.auto_submit) {} else if (!$('.Btn_blue_1:visible').length) {
        return setting.regl();
    } else if ($('#confirmSubWin:visible').length) {
        var btn = $('#tipContent + * > a').offset() || {
                top: 0,
                left: 0
            },
            mouse = document.createEvent('MouseEvents');
        btn = [btn.left + Math.ceil(Math.random() * 46), btn.top + Math.ceil(Math.random() * 26)];
        mouse.initMouseEvent('click', true, true, document.defaultView, 0, 0, 0, btn[0], btn[1], false, false, false, false, 0, null);
        _self.event = $.extend(true, {}, mouse);
        delete _self.event.isTrusted;
        _self.form1submit();
    } else {
        $('.Btn_blue_1')[0].click();
    }
    setTimeout(submitThis, Math.ceil(setting.time * Math.random()) * 2);
}

function checkToNext() {
    var $tip = $(setting.job.join(', '), document).prevAll('.ans-job-icon' + setting.normal);
    setInterval(function () {
        $tip.parent(':not(.ans-job-finished)').length || setting.jump && toNext();
    }, setting.time);
}

function toNext() {
    let $ = _self.parent.$;
    var $cur = $('#cur' + $('#chapterIdid').val()),
        $tip = $('span.currents ~ span'),
        sel = setting.review ? 'html' : '.blue';
    if (!$cur.has(sel).length && $tip.length) return $tip.eq(0).click();
    $tip = $('.roundpointStudent, .roundpoint').parent();
    $tip = $tip.slice($tip.index($cur) + 1).not(':has(' + sel + ')');
    $tip.not(setting.lock ? ':has(.lock)' : 'html').find('span').eq(0).click();
    $tip.length || setting.course && switchCourse();
}

function switchCourse() {
    GM_xmlhttpRequest({
        method: 'GET',
        url: '/visit/courses/study?isAjax=true&fileId=0&debug=',
        headers: {
            'Referer': location.origin + '/visit/courses',
            'X-Requested-With': 'XMLHttpRequest'
        },
        onload: function (xhr) {
            var $list = $('.curFile .courseName', xhr.responseText),
                index = $list.index($list.filter('[href*="courseid=' + top.courseId + '&"]')) + 1;
            index = index && $list.eq(index).attr('href');
            setting.course = index && goCourse(index);
        }
    });
}

function goCourse(url) {
    GM_xmlhttpRequest({
        method: 'GET',
        url: url,
        onload: function (xhr) {
            $.globalEval('location.href = "' + $('.articlename a[href]', xhr.responseText).attr('href') + '";');
        }
    });
}

function autoRead() {
    $('html, body').animate({
        scrollTop: $(document).height() - $(window).height()
    }, Math.round(setting.read) * 1E3, function () {
        $('.nodeItem.r i').click();
    }).one('click', '#top', function (event) {
        $(event.delegateTarget).stop();
    });
}

function submitAnswer($job, data) {
    $job.removeClass('ans-job-finished');
    data = data.length ? $(data) : $('.TiMu').map(function () {
        var title = filterImg($('.Zy_TItle .clearfix', this));
        return {
            question: title.replace(/^【.*?】\s*/, ''),
            type: ({
                单选题: 0,
                多选题: 1,
                填空题: 2,
                判断题: 3
            })[title.match(/^【(.*?)】|$/)[1]]
        };
    });
    data = $.grep(data.map(function (index) {
        var $TiMu = $('.TiMu').eq(index);
        if (!($.isPlainObject(this) && this.type < 4 && $TiMu.find('.fr').length)) {
            return false;
        } else if (this.type == 2) {
            var $ans = $TiMu.find('.Py_tk, .Py_answer').eq(0);
            if (!$TiMu.find('.cuo').length && this.code) {
                return false;
            } else if (!$ans.find('.cuo').length) {
                this.option = $ans.find('.clearfix').map(function () {
                    return filterImg(this);
                }).get().join('#') || '无';
            } else if (this.code) {
                this.code = -1;
            } else {
                return false;
            }
        } else if (this.type == 3) {
            var ans = $TiMu.find('.font20:last').text();
            if ($TiMu.find('.cuo').length) {
                this.option = ({
                    '√': '错误',
                    '×': '正确'
                })[ans] || '无';
            } else if (!this.code) {
                this.option = ({
                    '√': '正确',
                    '×': '错误'
                })[ans] || '无';
            } else {
                return false;
            }
        } else {
            var text = $TiMu.find('.Py_answer > span:eq(0)').text();
            if ($TiMu.find('.dui').length && this.code && !/^A?B?C?D?E?F?G?$/.test(this.option)) {
                return false;
            } else if ($TiMu.find('.dui').length || text.match('正确答案')) {
                text = text.match(/[A-G]/gi) || [];
                this.option = $.map(text, function (value) {
                    return filterImg($TiMu.find('.fl:contains(' + value + ') + a'));
                }).join('#') || '无';
                this.key = text.join('');
            } else if (this.code) {
                this.code = -1;
            } else {
                return false;
            }
        }
        return this;
    }), function (value) {
        return value && value.option != '无';
    });
    setting.curs = $('script:contains(courseName)', top.document).text().match(/courseName:\'(.+?)\'|$/)[1] || $('h1').text().trim() || '无';
    data.length && GM_xmlhttpRequest({
        method: 'POST',
        url: setting.tiku + '/cx/v2/work',
        headers: {
            'Content-type': 'application/json'
        },
        data: JSON.stringify({
            course: setting.curs,
            data: (Ext.encode || JSON.stringify)(data),
            jobid: $('#jobid').val().slice(5),
            workId: $('#workId').val(),
        })
    });
    $job.addClass('ans-job-finished');
}

function showMtDashboard() {
    $('#mt-dashboard').remove();
    const dashboardHtml = `
<div id="mt-dashboard" class="layui-card" style="top: 30px; left: 10px; position: fixed;width: 360px; margin-left: 20px; touch-action: none; border-radius: 10px;box-shadow: 0px 6px 20px -6px #0b2b9e26; border: 3px solid #7431F9">
<div class="layui-card-header" style="background-color: #7431F9; color: white; border-bottom:0px;">
    <i class="layui-icon layui-icon-senior"></i>
    <span style="font-weight: bold;">Muketool 网课助手&nbsp;&nbsp;</span>
    <span id="mt-dashboard-version">
    <a href="https://www.muketool.com" target="_blank" class="layui-btn layui-btn-xs" style="color: white;background-color: #7431F9; border: 1px solid white;border-radius: 5px;">${setting.script_version}</a>
    </span>
    <span id="mt-dashboard-help">
    <a href="https://www.muketool.com" target="_blank" class="layui-btn layui-btn-xs" style="background-color: white; color: black;border-radius: 5px;">使用帮助</a>
    </span>
    </div>
<div class="layui-card-body " style="border-radius: 10px; padding-bottom:30px;">
    <div id="mt-dashboard-status">
        <i class="layui-icon layui-icon-loading-1 layui-anim layui-anim-rotate layui-anim-loop"></i>&nbsp;
        <span class="layui-font-13" style="font-weight: bold;">正在自动执行相关任务，请喝杯茶耐心等待......</span>
    </div>
    <div id="mt-dashboard-tips">
    <hr class="layui-border-cyan">
    <div class="layui-font-12" style="margin-bottom: 5px;">
    欢迎使用Muketool网课助手，该面板将控制脚本的运行及显示相关的通知，您可以使用鼠标拖动面板调整位置哦 :)
    </div>
    </div>
    <div id="mt-dashboard-notifications">
    <hr class="layui-border-cyan">
    <div class="layui-font-12" style="margin-bottom: 5px;">
    正在加载中...
    </div>
    </div>
    <div id="mt-dashboard-setting">
    <hr class="layui-border-cyan">
    <div class="layui-btn-container">
    <button type="button" id="mt-setting-button-1" class="layui-btn layui-btn-sm" style="background-color: white;border-radius: 5px; color: black; border-color: #7431F9"><i class="layui-icon layui-icon-ok"></i>自动答题已开启
    </button>
    <button type="button" id="mt-setting-button-2" class="layui-btn layui-btn-sm" style="background-color: white;border-radius: 5px; color: black; border-color: #7431F9"><i class="layui-icon layui-icon-close"></i>自动提交已关闭
    </button>
    <button type="button" id="mt-setting-button-3" class="layui-btn layui-btn-sm" style="background-color: white;border-radius: 5px; color: black; border-color: #7431F9"><i class="layui-icon layui-icon-refresh"></i>重新搜索答案
    </button>
    <button type="button" id="mt-setting-button-4" class="layui-btn layui-btn-sm" style="background-color: white;border-radius: 5px; color: black; border-color: #7431F9"><i class="layui-icon layui-icon-down"></i>搜题记录已显示
    </button>
    </div>
    </div>
    <div style="max-height: 200px; overflow: auto;">
    <hr class="layui-border-cyan">
    <div class="layui-font-12" id="mt-table-tips">
        温馨提示：点击下方表格中的文字可直接复制。
    </div>
    <table class="layui-table" id="mt-dashboard-history" >
    <colgroup>
        <col>
        <col>
        <col>
    </colgroup>
    <thead>
    <tr>
        <th class="layui-font-12 layui-center" style="font-weight: bold;">题号</th>
        <th class="layui-font-12 layui-center" style="font-weight: bold;">题目</th>
        <th class="layui-font-12 layui-center" style="font-weight: bold;">答案</th>
    </tr>
    </thead>
    <tbody>
    </tbody>
</table>
    </div>
</div>
</div>
`;
    _self.top.$(dashboardHtml).appendTo('body');
    let $mt_dashboard = _self.top.$('#mt-dashboard');
    var $body = $('body');
    var $document = $(_self.top.document);
    $mt_dashboard.on('mousedown', function (e) {
        e.preventDefault();
        var x = e.clientX,
            y = e.clientY,
            l = $mt_dashboard.position().left,
            t = $mt_dashboard.position().top;
        var scrollTop = $document.scrollTop();
        $body.css('cursor', 'move');
        $mt_dashboard.css('cursor', 'move');
        $document.on('mousemove', function (e) {
            $mt_dashboard.css({
                left: l + e.clientX - x,
                top: t + e.clientY - y - scrollTop
            });
        }).on('mouseup', function () {
            $body.css('cursor', '');
            $mt_dashboard.css('cursor', '');
            $(this).off('mousemove mouseup');
        });
    });
    var $dashboardTips = $('#mt-dashboard-tips', $mt_dashboard);
    var $dashboardNotifications = $('#mt-dashboard-notifications', $mt_dashboard);
    var $dashboardVersion = $('#mt-dashboard-version', $mt_dashboard);
    var $dashboardHelp = $('#mt-dashboard-doc', $mt_dashboard);
    var resp_version, resp_tips, resp_notifications, resp_update, resp_help;
    GM_xmlhttpRequest({
        method: 'GET',
        url: setting.tiku + '/cx/v2/notification?script=' + setting.script + '&version=' + setting.script_version,
        timeout: setting.time,
        onload: function (xhr) {
            if (xhr.status == 200) {
                var obj = $.parseJSON(xhr.responseText) || {};
                resp_version = obj.version;
                resp_tips = obj.tips;
                resp_notifications = obj.notifications;
                resp_update = obj.update;
                resp_help = obj.help;
                if (resp_version != setting.script_version && resp_version != '') {
                    $dashboardVersion.html(`<a href="${resp_update}" target="_blank" class="layui-btn layui-btn-xs" style="color: white;background-color: #7431F9; border: 1px solid white;border-radius: 5px;">更新脚本</a>`)
                }
                $dashboardHelp.html(`<a href="${resp_help}" target="_blank" class="layui-btn layui-btn-xs" style="background-color: white; color: black;border-radius: 5px;">使用帮助</a>`)
            } else {
                resp_version = '';
                resp_tips = [`<hr class="layui-border-cyan"><div class="layui-font-12" style="margin-bottom: 5px;">Muketool服务器连接失败，错误码：${response.status}，可能是服务器正在维护或被攻击所致，稍后将尝试重新连接，如果长时间出现此异常请&nbsp;<a href="https://www.muketool.com" target="_blank" class="layui-btn layui-btn-xs layui-bg-red">点击此处</a>&nbsp;反馈。</div>`];
                resp_notifications = ['<hr class="layui-border-cyan"><div class="layui-font-12" style="margin-bottom: 5px;">服务器连接失败时自动搜题功能将不可用，其他功能正常，请耐心等待修复......</div>'];
                resp_update = 'https://www.muketool.com';
                resp_help = 'https://www.muketool.com/';
            }
        },
        onerror: function (error) {
            resp_version = '';
            resp_tips = [`<hr class="layui-border-cyan"><div class="layui-font-12" style="margin-bottom: 5px;">Muketool服务器连接失败，可能是服务器正在维护或被攻击所致，稍后将尝试重新连接，如果长时间出现此异常请&nbsp;<a href="https://www.muketool.com" target="_blank" class="layui-btn layui-btn-xs layui-bg-red">点击此处</a>&nbsp;反馈。</div>`];
            resp_notifications = ['<hr class="layui-border-cyan"><div class="layui-font-12" style="margin-bottom: 5px;">服务器连接失败时自动搜题功能将不可用，其他功能正常，请耐心等待修复......</div>'];
            resp_update = 'https://www.muketool.com';
            resp_help = 'https://www.muketool.com/';
            console.log('出现错误2');
            console.error('服务器超时，正在重试...' + JSON.stringify(error));
        }
    });
    setInterval(function () {
        $dashboardTips.html(resp_tips[Math.floor(Math.random() * resp_tips.length)]);
        $dashboardNotifications.html(resp_notifications[Math.floor(Math.random() * resp_notifications.length)]);
    }, 20000);
}

function switchToNormal() {
    clearInterval(setting.loop);
    delete setting.loop;
    let $mt_dashboard = _self.top.$('#mt-dashboard');
    $('#mt-dashboard-setting', $mt_dashboard).hide();
    $('#mt-table-tips', $mt_dashboard).hide();
    $('#mt-dashboard-history tr', $mt_dashboard).not(':first').remove();
    $('#mt-dashboard-history', $mt_dashboard).hide();
    $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-loading-1 layui-anim layui-anim-rotate layui-anim-loop"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">正在自动执行相关任务，请喝杯茶耐心等待......</span>');
}

function switchToAnswering() {
    clearInterval(setting.loop);
    delete setting.loop;
    let $mt_dashboard = _self.top.$('#mt-dashboard');
    $('#mt-dashboard-setting', $mt_dashboard).show();
    $('#mt-table-tips', $mt_dashboard).show();
    $('#mt-dashboard-history tr', $mt_dashboard).not(':first').remove();
    $('#mt-dashboard-history', $mt_dashboard).show();
    setting.work ? $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-loading-1 layui-anim layui-anim-rotate layui-anim-loop"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">正在拼命搜索试题答案中，您可在下方查看详情......</span>') : $('#mt-dashboard-status', $mt_dashboard).html('<i class="layui-icon layui-icon-pause"></i>&nbsp;<span class="layui-font-13" style="font-weight: bold;">自动搜题已关闭，您可在下方重新开启</span>');
    setting.search_history ? $('#mt-dashboard-history', $mt_dashboard).show() : '';
    setting.work ? $('#mt-setting-button-1', $mt_dashboard).html('<i class="layui-icon layui-icon-ok"></i>自动答题已开启') : $('#mt-setting-button-1', $mt_dashboard).html('<i class="layui-icon layui-icon-close"></i>自动答题已关闭');
    setting.auto_submit ? $('#mt-setting-button-2', $mt_dashboard).html('<i class="layui-icon layui-icon-ok"></i>自动提交已开启') : $('#mt-setting-button-2', $mt_dashboard).html('<i class="layui-icon layui-icon-close"></i>自动提交已关闭');
    setting.search_history ? $('#mt-setting-button-4', $mt_dashboard).html('<i class="layui-icon layui-icon-down"></i>搜题记录已显示') : $('#mt-setting-button-4', $mt_dashboard).html('<i class="layui-icon layui-icon-right"></i>搜题记录已隐藏');
    setting.search_history ? $('#mt-table-tips', $mt_dashboard).html('温馨提示：点击下方表格中的文字可直接复制~~') : $('#mt-table-tips', $mt_dashboard).html('搜题历史记录已隐藏，您可在上方重新开启');
}

function filterImg(dom) {
    return $(dom).clone().find('img[src]').replaceWith(function () {
        return $('<p></p>').text('<img src="' + $(this).attr('src') + '">');
    }).end().find('iframe[src]').replaceWith(function () {
        return $('<p></p>').text('<iframe src="' + $(this).attr('src') + '"></irame>');
    }).end().text().trim();
}

function skipQuestion() {
    const originOpen = XMLHttpRequest.prototype.open;
    XMLHttpRequest.prototype.open = function (_, url) {
        if (url.indexOf('richvideo/initdatawithviewerV2') > -1) {
            this.addEventListener("readystatechange", function () {
                if (this.readyState === 4) {
                    Object.defineProperty(this, "responseText", {
                        writable: true,
                    });
                    this.responseText = JSON.stringify([]);
                }
            });
        }
        originOpen.apply(this, arguments);
    };
}